| 二元Block-Basu型指数分布的独立性与不相关性 |
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| 引用本文： | 李国安,朱翰.二元Block-Basu型指数分布的独立性与不相关性[J].工科数学,2012(6):88-90. |
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| 作者姓名： | 李国安 朱翰 |
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| 作者单位： | 宁波大学理学院,浙江宁波315211 |
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| 基金项目： | 浙江省教育厅项目（20061636）;宁波大学学科项目（XKL11D2055） |
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| 摘 要： | 若（X，Y）服从二元Block-Basu型指数分布，则X，Y相互独立与不相关是等价的．还给出了X，Y的相关系数和尾部相关系数．
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| 关 键 词： | 独立性 不相关性 二元连续型指数分布 相关系数 尾部相关系数 |
Independent and Uncorrelated Properties of a Continuous Bivariate Exponential Distribution |
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| LI Guo-an,ZHU Han.Independent and Uncorrelated Properties of a Continuous Bivariate Exponential Distribution[J].Journal of Mathematics For Technology,2012(6):88-90. |
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| Authors: | LI Guo-an ZHU Han |
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| Institution: | (Department of Mathematics, Ningbo University, Ningbo, Zhejiang 315211, China) |
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| Abstract: | This paper shows： if （X,Y） has a continuous bivariate exponential distribution, then X,Y are independent if and only if X,Y are uncorrelated. And correlation coefficient as well as tail correlation coefficient of X,Y are also derived. |
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| Keywords: | independent uncorrelated continuous bivariate exponential distribution correlation coefficient tailcorrelation coefficient |
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